Finding the Fourth Proportional to 161,994.25, 242,794.36 and 114,622.99
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Solution
The fourth proportional to 161,994.25, 242,794.36 and 114,622.99 is: 171,795.08
Step by Step Solution
- Step 1: Write the proportion equation
161,994.25 : 242,794.36 = 114,622.99 : x - Step 2: Convert to fraction form
161,994.25/242,794.36 = 114,622.99/x - Step 3: Cross multiply
161,994.25x = 242,794.36 × 114,622.99 - Step 4: Simplify right side
161,994.25x = 27,829,815,498.34 - Step 5: Solve for x
x = 27,829,815,498.34/161,994.25 - Step 6: Final answer
x = 171,795.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.